Answer:
6 hours
Step-by-step explanation:
both will equal $31 at 6 hours
Answer:
28 degrees
<h3>Step by step explanation :</h3>
just add both number then subtract by 180 and you will find the missing angle
1. Similar
2. Similar
3. Not similar
Let b coffee bags, c cups and lb pounds of the coffee:
b= 2.5 lb
.25lb=8 c
2.5lb * 8c/.25lb= 80 c
4(80c)= 320 c
320c - 296c = 24 cups was left.
Answer:
651 is the minimum number of people over age 30 they must include in their sample.
Step-by-step explanation:
We are given the following information:
Confidence level = 90%
Significance level = 10%
Maximum error = 0.09
Variance = 1.96
Formula:
Putting all the values,
651 is the minimum number of people over age 30 they must include in their sample.